SAP KUNN2_CHECK Function Module for NOTRANSL: Prüfen der Kundennummer

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KUNN2_CHECK is a standard kunn2 check SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for NOTRANSL: Prüfen der Kundennummer processing and below is the pattern details for this FM, showing its interface including any import and export parameters, exceptions etc. there is also a full "cut and paste" ABAP pattern code example, along with implementation ABAP coding, documentation and contribution comments specific to this or related objects.

See here to view full function module documentation and code listing for kunn2 check FM, simply by entering the name KUNN2_CHECK into the relevant SAP transaction such as SE37 or SE38.

Function Group: VS03C
Program Name: SAPLVS03C
Main Program:
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function KUNN2_CHECK pattern details

In-order to call this FM within your sap programs, simply using the below ABAP pattern details to trigger the function call...or see the full ABAP code listing at the end of this article. You can simply cut and paste this code into your ABAP progrom as it is, including variable declarations.

CALL FUNCTION 'KUNN2_CHECK'"NOTRANSL: Prüfen der Kundennummer
  EXPORTING
   I_ACTUAL_LINE =  "
   I_TPAR =  "
   I_KUNNR =  "
   I_KTOKD =  "
*  I_MSG_HANDLING = 'X' "

CHANGING
   C_KNVP =  "
   C_KTONR =  "

TABLES
   T_KNVP =  "

EXCEPTIONS
   NOT_VALID = 1    DELETION_MARK = 2 

.

IMPORTING Parameters details for KUNN2_CHECK

I_ACTUAL_LINE -

Data type: I
Optional: No
Call by Reference: Yes

I_TPAR -

Data type: TPAR
Optional: No
Call by Reference: Yes

I_KUNNR -

Data type: KNA1-KUNNR
Optional: No
Call by Reference: Yes

I_KTOKD -

Data type: KNA1-KTOKD
Optional: No
Call by Reference: Yes

I_MSG_HANDLING -

Data type: C
Default: 'X'
Optional: Yes
Call by Reference: Yes

CHANGING Parameters details for KUNN2_CHECK

C_KNVP -

Data type: KNVP
Optional: No
Call by Reference: Yes

C_KTONR -

Data type: RF02D-KTONR
Optional: No
Call by Reference: Yes

TABLES Parameters details for KUNN2_CHECK

T_KNVP -

Data type: KNVP
Optional: No
Call by Reference: No ( called with pass by value option)

EXCEPTIONS details

NOT_VALID -

Data type:
Optional: No
Call by Reference: No ( called with pass by value option)

DELETION_MARK -

Data type:
Optional: No
Call by Reference: No ( called with pass by value option)

Copy and paste ABAP code example for KUNN2_CHECK Function Module

The ABAP code below is a full code listing to execute function module POPUP_TO_CONFIRM including all data declarations. The code uses the original data declarations rather than the latest in-line data DECLARATION SYNTAX but I have included an ABAP code snippet at the end to show how declarations would look using the newer method of declaring data variables on the fly. This will allow you to compare and fully understand the new inline method. Please note some of the newer syntax such as the @DATA is not available until a later 4.70 service pack (SP8), which i why i have stuck to the origianl for this example.

ABAP code using 7.40 inline data declarations to call FM KUNN2_CHECK

The below ABAP code uses the newer in-line data declarations. This allows you to see the coding differences/benefits of the later inline syntax. Please note some of the newer syntax below, such as the @DATA is not available until 4.70 EHP 8.

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